/***************************************************************************
 *   Copyright (C) 2008 by Thomas Fannes                                   *
 *   thomasfannes@gmail.com                                                *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef STRUCTUREHGGRID_H
#define STRUCTUREHGGRID_H

#include "HexVector.h"
#include "Side.h"
#include "Hexagon.h"
#include "Corner.h"
#include <QMap>

namespace structure
{
	class HexGrid
	{
		public:
			// constructor and destructor
			HexGrid();
			~HexGrid();

			// getters and setters
			Corner * createCorner(const HexVector & vct);
			Hexagon * createHexagon(const HexVector & vct);
			Side * createSide(const HexVector & vct);

			Hexagon * getHexagonAt(const HexVector & vct) const;
			Corner * getCornerAt(const HexVector & vct) const;
			Side * getSideAt(const HexVector & vct) const;
			Element * getElementAt(const HexVector & vct) const;

			bool elementExistsAt(const HexVector & vct) const;

			// helper functions
			static GridLocationType CheckLocationType(const HexVector & vct);
			static CornerType CheckCornerType(const HexVector & vct);
			static SideType CheckSideType(const HexVector & vct);

		private:
			void linkCorner(Corner * corner);
			void linkSide(Side * side);
			void linkHexagon(Hexagon * hexagon);

		private:
			QMap<HexVector, Element *> arElements;
	};
}


#endif
